Finding the Fourth Proportional to 3,916,015.99, 5,404,444.02 and 2,284,948.81
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Solution
The fourth proportional to 3,916,015.99, 5,404,444.02 and 2,284,948.81 is: 3,153,428.88
Step by Step Solution
- Step 1: Write the proportion equation
3,916,015.99 : 5,404,444.02 = 2,284,948.81 : x - Step 2: Convert to fraction form
3,916,015.99/5,404,444.02 = 2,284,948.81/x - Step 3: Cross multiply
3,916,015.99x = 5,404,444.02 × 2,284,948.81 - Step 4: Simplify right side
3,916,015.99x = 12,348,877,932,210.62 - Step 5: Solve for x
x = 12,348,877,932,210.62/3,916,015.99 - Step 6: Final answer
x = 3,153,428.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.